70605347 has 2 divisors, whose sum is σ = 70605348. Its totient is φ = 70605346.

The previous prime is 70605329. The next prime is 70605371. The reversal of 70605347 is 74350607.

It is a weak prime.

It is an emirp because it is prime and its reverse (74350607) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70605347 - 2²² = 66411043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70605317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35302673 + 35302674.

It is an arithmetic number, because the mean of its divisors is an integer number (35302674).

Almost surely, 2^70605347 is an apocalyptic number.

70605347 is a deficient number, since it is larger than the sum of its proper divisors (1).

70605347 is an equidigital number, since it uses as much as digits as its factorization.

70605347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 70605347 is about 8402.6987926499. The cubic root of 70605347 is about 413.3131254573.

The spelling of 70605347 in words is "seventy million, six hundred five thousand, three hundred forty-seven".